#3697B5#3697B5

#3697B5 is a light, moderate cyan. Relative luminance 0.263; OKLCH L 63.3% C 0.099 H 222.4°. Best body text is #000000 at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#3697B5
RGB	rgb(54, 151, 181)
HSL	hsl(194, 54%, 46%)
HSV	hsv(194, 70%, 71%)
CMYK	cmyk(70.2%, 16.6%, 0%, 29%)
CIE-LAB	lab(58.27, -18.24, -23.81)
CIE-LCH	lch(58.27, 29.99, 232.54°)
OKLab	oklab(63.29% -0.0729 -0.0665)
OKLCH	oklch(63.29% 0.099 222.4)
XYZ	xyz(20.9250, 26.2513, 47.6713)
Luminance	0.2625 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3697B5 #B55436

analogous

#36B593 #3697B5 #3657B5

triadic

#3697B5 #B53697 #97B536

tetradic

#3697B5 #9336B5 #B55436 #57B536

square

#3697B5 #9336B5 #B55436 #57B536

split-complementary

#3697B5 #B53657 #B59336

monochromatic

#1A4857 #287086 #3697B5 #5AB3CE #89C8DC

Accessibility & contrast

On white

3.36

#3697B5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.25

#3697B5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3697B5

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3697B5	#FFFFFF	#000000	##000000
##3697B5	1.00	3.36	6.25	6.25
#FFFFFF	3.36	1.00	21.00	21.00
#000000	6.25	21.00	1.00	1.00
##000000	6.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8693B7

Deuteranopia (green-blind)

#7487B5

Tritanopia (blue-blind)

#00A0A1

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #3697b5;
/* rgb */ color: rgb(54, 151, 181);
/* oklch */ color: oklch(63.3% 0.099 222.4);

Tailwind

colors: {
  custom: {
    50: '#7db5cb',
    500: '#3697b5',
    950: '#000000',
  },
}

SCSS

$custom: #3697b5;
$custom-light: #7db5cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3697b5",
  "rgb": {
    "r": 54,
    "g": 151,
    "b": 181
  },
  "hsl": {
    "h": 194.173,
    "s": 54.043,
    "l": 46.078
  },
  "oklch": {
    "l": 0.63286,
    "c": 0.09872,
    "h": 222.4
  },
  "luminance": 0.26254
}

Semantic roles & 50–950 ramp

primary

#3697B5

secondary

#C69181

accent

#6D4ADD

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3697B5

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →